1878 Prints Automatic Gas-Pumping Engines Antique Machinery Welch & Lawson MAB1 XGN3 Les Calais

Les Calais

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This is an original 1924 color print ad for the Insurance Company of North America and the Indemnity Insurance Company of North America located in Philadelphia

This is an original 1920 black and white print ad for the H

There is acid staining in this image

1878 Prints Automatic Gas-Pumping Engines Antique Machinery Welch & Lawson MAB1 XGN3 Les CalaisThis is a set of two original 1878 halftone prints of the Automatic Gas Pumping Engine, manufactured by Welch & Lawson, 176 Center Street, New York City. Fig. 1 shows a perspective view of a Gas Pumping Engine. Fig. 2 shows a vertical section of a Gas Pumping Engine. Please see both images. CONDITION This 133+ year old Item is rated Very Fine +++. Light aging throughout. No creases. No natural defects. Some light surface rub. No tears. No water